<div class="alert alert-info text-center">
	<h4> {{head}}</h4>
	<hr />
	<i class="fa fa-warning fa-4x"></i>
	<p>
		{{content}}{{row}}
	</p>
	<hr />
	<a href ng-click="ok()" class="btn btn-danger">关闭</a>
</div>